Who’s behind it?

Airport Carbon Accreditation is owned and governed by ACI EUROPE in close cooperation with four ACI regions and with support of ACI World. The programme is administered by WSP, the environmental consultancy tasked with enforcing the strict criteria of accreditation and safeguarding the independent character of the programme’s framework.

Find out more about these organisations below.


ACI EUROPE is the European region of Airports Council International (ACI), the only worldwide professional association of airport operators. Based in Brussels, Belgium, ACI EUROPE represents over 500 airports in 46 European countries. Their members facilitate over 90% of commercial air traffic in Europe: 2.5 billion passengers, 20.7 million tonnes of freight and 25.7 million aircraft movements in 2019. In response to the Climate Emergency, in June 2019 ACI EUROPE's members committed to achieving Net Zero carbon emissions for operations under their control by 2050, without offsetting.


ACI Asia-Pacific & Middle East

ACI Asia-Pacific & Middle East (ACI APAC & MID) serves as the voice of 132 airport members, operating 623 airports across 47 countries/territories in Asia-Pacific and Middle East. ACI Asia-Pacific & Middle East is head-quartered in Hong Kong and has a Middle East office in Riyadh (Kingdom of Saudi Arabia). ACI Asia-Pacific & Middle East represents the collective interests of airport members to promote professional excellence in airport management and operations. ACI Asia-Pacific & Middle East's mission is to advocate for policies and provide services that strengthen its members’ ability to serve their passengers, employees and stakeholders. In 2022, ACI Asia-Pacific & Middle East airports collectively handled 2.09 billion passengers and 49 million tonnes of cargo.


ACI Africa

ACI Africa is the international association of African airports and was established as a region of ACI in 1991 in conformity with ACI World Statutes. ACI Africa is self-governing under its own Statutes and internal procedures. ACI Africa, the Voice of African Airports, has as its prime objective the advancement of African airports’ interests and the promotion of professional excellence in airport management and operations on the African continent with the support of ACI World. As of end-March 2020, ACI Africa composes 67 members from 53 countries managing more than 260 airports, alongside 44 business partners. In 2019, ACI Africa member airports handled 228 million passengers and 2.52 million metric tons of cargo.


ACI North America

Airports Council International-North America (ACI-NA) represents local, regional, and state governing bodies that own and operate commercial airports in the United States and Canada. ACI-NA member airports enplane more than 95 percent of the domestic and virtually all the international airline passenger and cargo traffic in North America. Approximately 380 aviation-related businesses are also members of ACI-NA, providing goods and services to airports. Collectively, U.S. airports support more than 11.5 million jobs and account for $1.4 trillion in economic activity – or more than seven percent of the total U.S. GDP. Canadian airports support 405,000 jobs and contribute C$35 billion to Canada’s GDP


ACI Latin America & Caribbean

ACI Latin America-Caribbean (ACI-LAC) represents the interests of airport operators in Latin American and the Caribbean. Founded in 1991, its primary objective is to promote cooperation among airport members and other air transport and civil aviation industry stakeholders. Through this cooperation, ACI-LAC provides support for a secure, stable, efficient and environmentally sustainable airport system. Currently, ACI-LAC has over 70 members operating more than 250 airports in 37 countries and territories from the Latin American and Caribbean region.



WSP is the independent Administrator of Airport Carbon Accreditation. As such, it accredits the airports under the programme, provides administrative and secretariat services and advises applicant airports through the accreditation process. WSP is one of the world’s leading engineering professional services firms. WSP are technical experts and strategic advisors, and provide services to transform the built environment and restore the natural one, in areas including environmental and climate remediation, urban and transport planning, sustainable transport networks and strategies, airport sustainability, carbon management and energy planning and management.